
Osvaldo Berrios
Boston Red Sox (AAA)P
Age: 26
Bats/Throws: R/R
6'2" / 225
DOB: 11/29/1999
(26 years, 9 months, 22 days)
P
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Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | OAK | R | 17 | 2 | 3 | 0 | 13 | 7 | 27.0 | 8.33 | 2.67 | 0.67 | .398 | 46.5% | 38.0% | 4.8% | 8.00 | 4.31 | 4.52 | ||||||
| 2018 | OAK | R | 18 | 3 | 4 | 0 | 13 | 10 | 51.0 | 7.59 | 2.29 | 0.18 | .354 | 64.2% | 51.6% | 1.9% | 3.71 | 3.52 | 3.95 | ||||||
| 2019 | OAK | R | 19 | 2 | 1 | 1 | 4 | 2 | 15.0 | 10.20 | 0.00 | 0.60 | .325 | 63.5% | 51.2% | 6.7% | 3.60 | 2.87 | 2.82 | ||||||
| 2019 | OAK | A- | 19 | 0 | 4 | 0 | 11 | 6 | 37.1 | 6.99 | 2.65 | 1.21 | .333 | 58.8% | 42.7% | 11.9% | 5.79 | 4.71 | 3.82 | ||||||
| 2019 | OAK | MiLB | 19 | 2 | 5 | 1 | 15 | 8 | 52.1 | 7.91 | 1.89 | 1.03 | .331 | 59.7% | 44.9% | 10.5% | 5.16 | 4.18 | 3.53 | ||||||
| 2021 | OAK | A | 21 | 3 | 6 | 0 | 16 | 11 | 75.1 | 8.36 | 2.39 | 1.43 | .348 | 60.9% | 44.3% | 13.8% | 5.97 | 5.52 | 5.10 | ||||||
| 2021 | OAK | A+ | 21 | 2 | 1 | 0 | 6 | 5 | 27.2 | 6.51 | 3.25 | 1.30 | .352 | 69.3% | 35.9% | 9.5% | 5.86 | 5.40 | 5.67 | ||||||
| 2021 | OAK | MiLB | 21 | 5 | 7 | 0 | 22 | 16 | 103.0 | 7.86 | 2.62 | 1.40 | .349 | 63.3% | 41.9% | 12.4% | 5.94 | 5.49 | 5.25 | ||||||
| 2022 | OAK | A+ | 22 | 5 | 8 | 3 | 27 | 11 | 93.1 | 7.62 | 3.18 | 1.54 | .302 | 61.0% | 34.9% | 13.1% | 6.17 | 5.27 | 4.76 | ||||||
| 2024 | STL | A+ | 24 | 2 | 3 | 8 | 24 | 0 | 34.2 | 11.42 | 2.34 | 0.78 | .337 | 70.4% | 36.3% | 7.1% | 2.34 | 2.89 | 3.10 | ||||||
| 2024 | STL | AA | 24 | 0 | 0 | 0 | 1 | 0 | 1.0 | 27.00 | 18.00 | 18.00 | 1.000 | 31.3% | 0.0% | 66.7% | 45.00 | 29.41 | 7.26 | ||||||
| 2024 | STL | MiLB | 24 | 2 | 3 | 8 | 25 | 0 | 35.2 | 11.86 | 2.78 | 1.26 | .351 | 67.4% | 34.7% | 11.1% | 3.53 | 3.64 | 3.21 | ||||||
| 2025 | STL | AA | 25 | 4 | 3 | 4 | 28 | 4 | 43.1 | 9.97 | 3.12 | 1.25 | .257 | 68.1% | 42.6% | 13.0% | 3.74 | 4.14 | 3.68 | ||||||
| 2025 | STL | AAA | 25 | 0 | 1 | 0 | 12 | 0 | 14.2 | 8.59 | 5.52 | 3.07 | .383 | 64.0% | 40.4% | 27.8% | 9.20 | 5.67 | 7.86 | 5.52 | |||||
| 2025 | STL | MiLB | 25 | 4 | 4 | 4 | 40 | 4 | 58.0 | 9.62 | 3.72 | 1.71 | .294 | 66.6% | 41.9% | 17.2% | 5.12 | 5.67 | 5.08 | 4.15 | |||||
| 2026 | Steamer | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.91 | 3.67 | 1.35 | .301 | 69.9% | 40.7% | 4.98 | 4.89 | 4.83 | 0.0 | ||||||
| 2026 | ZiPS | PROJ | 26 | 4 | 4 | 0 | 31 | 5 | 58.7 | 6.59 | 3.22 | 1.23 | .297 | 68.7% | 4.75 | 4.67 | 0.1 | ||||||||
| 2026 | OOPSY | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.4 | 7.52 | 3.82 | 1.35 | .295 | 69.8% | 4.87 | 4.85 | 0.0 | ||||||||
| 2026 | BOS | CPX | 26 | 0 | 0 | 0 | 1 | 1 | 3.0 | 9.00 | 0.00 | 0.00 | .000 | 100.0% | 50.0% | 0.0% | 0.00 | 2.24 | 3.57 | ||||||
| 2026 | BOS | A+ | 26 | 0 | 1 | 0 | 5 | 0 | 10.1 | 9.58 | 3.48 | 0.87 | .345 | 66.2% | 46.7% | 20.0% | 5.23 | 3.91 | 3.57 | ||||||
| 2026 | BOS | AAA | 26 | 2 | 2 | 0 | 28 | 5 | 45.1 | 9.13 | 5.76 | 1.99 | .234 | 77.8% | 31.4% | 21.7% | 4.76 | 5.58 | 6.44 | 5.41 | |||||
| 2026 | BOS | MiLB | 26 | 2 | 3 | 0 | 34 | 6 | 58.2 | 9.20 | 5.06 | 1.69 | .247 | 75.4% | 35.1% | 20.4% | 4.60 | 5.58 | 5.78 | 5.00 | |||||
| 2026 | Steamer | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.87 | 4.26 | 1.36 | .298 | 69.7% | 5.16 | 5.09 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.6 | 7.24 | 4.13 | 1.39 | .295 | 67.5% | 5.16 | 5.06 | 0.0 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | OAK | R | 17 | 2 | 3 | 0 | 13 | 7 | 27.0 | 8.33 | 2.67 | 0.67 | .398 | 46.5% | 38.0% | 4.8% | 8.00 | 4.31 | 4.52 | ||||||
| 2018 | OAK | R | 18 | 3 | 4 | 0 | 13 | 10 | 51.0 | 7.59 | 2.29 | 0.18 | .354 | 64.2% | 51.6% | 1.9% | 3.71 | 3.52 | 3.95 | ||||||
| 2019 | OAK | R | 19 | 2 | 1 | 1 | 4 | 2 | 15.0 | 10.20 | 0.00 | 0.60 | .325 | 63.5% | 51.2% | 6.7% | 3.60 | 2.87 | 2.82 | ||||||
| 2019 | OAK | A- | 19 | 0 | 4 | 0 | 11 | 6 | 37.1 | 6.99 | 2.65 | 1.21 | .333 | 58.8% | 42.7% | 11.9% | 5.79 | 4.71 | 3.82 | ||||||
| 2019 | OAK | MiLB | 19 | 2 | 5 | 1 | 15 | 8 | 52.1 | 7.91 | 1.89 | 1.03 | .331 | 59.7% | 44.9% | 10.5% | 5.16 | 4.18 | 3.53 | ||||||
| 2021 | OAK | A | 21 | 3 | 6 | 0 | 16 | 11 | 75.1 | 8.36 | 2.39 | 1.43 | .348 | 60.9% | 44.3% | 13.8% | 5.97 | 5.52 | 5.10 | ||||||
| 2021 | OAK | A+ | 21 | 2 | 1 | 0 | 6 | 5 | 27.2 | 6.51 | 3.25 | 1.30 | .352 | 69.3% | 35.9% | 9.5% | 5.86 | 5.40 | 5.67 | ||||||
| 2021 | OAK | MiLB | 21 | 5 | 7 | 0 | 22 | 16 | 103.0 | 7.86 | 2.62 | 1.40 | .349 | 63.3% | 41.9% | 12.4% | 5.94 | 5.49 | 5.25 | ||||||
| 2022 | OAK | A+ | 22 | 5 | 8 | 3 | 27 | 11 | 93.1 | 7.62 | 3.18 | 1.54 | .302 | 61.0% | 34.9% | 13.1% | 6.17 | 5.27 | 4.76 | ||||||
| 2024 | STL | A+ | 24 | 2 | 3 | 8 | 24 | 0 | 34.2 | 11.42 | 2.34 | 0.78 | .337 | 70.4% | 36.3% | 7.1% | 2.34 | 2.89 | 3.10 | ||||||
| 2024 | STL | AA | 24 | 0 | 0 | 0 | 1 | 0 | 1.0 | 27.00 | 18.00 | 18.00 | 1.000 | 31.3% | 0.0% | 66.7% | 45.00 | 29.41 | 7.26 | ||||||
| 2024 | STL | MiLB | 24 | 2 | 3 | 8 | 25 | 0 | 35.2 | 11.86 | 2.78 | 1.26 | .351 | 67.4% | 34.7% | 11.1% | 3.53 | 3.64 | 3.21 | ||||||
| 2025 | STL | AA | 25 | 4 | 3 | 4 | 28 | 4 | 43.1 | 9.97 | 3.12 | 1.25 | .257 | 68.1% | 42.6% | 13.0% | 3.74 | 4.14 | 3.68 | ||||||
| 2025 | STL | AAA | 25 | 0 | 1 | 0 | 12 | 0 | 14.2 | 8.59 | 5.52 | 3.07 | .383 | 64.0% | 40.4% | 27.8% | 9.20 | 5.67 | 7.86 | 5.52 | |||||
| 2025 | STL | MiLB | 25 | 4 | 4 | 4 | 40 | 4 | 58.0 | 9.62 | 3.72 | 1.71 | .294 | 66.6% | 41.9% | 17.2% | 5.12 | 5.67 | 5.08 | 4.15 | |||||
| 2026 | Steamer | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.91 | 3.67 | 1.35 | .301 | 69.9% | 40.7% | 4.98 | 4.89 | 4.83 | 0.0 | ||||||
| 2026 | ZiPS | PROJ | 26 | 4 | 4 | 0 | 31 | 5 | 58.7 | 6.59 | 3.22 | 1.23 | .297 | 68.7% | 4.75 | 4.67 | 0.1 | ||||||||
| 2026 | OOPSY | PROJ | 26 | 0 | 0 | 0 | 1 | 0 | 1.4 | 7.52 | 3.82 | 1.35 | .295 | 69.8% | 4.87 | 4.85 | 0.0 | ||||||||
| 2026 | BOS | CPX | 26 | 0 | 0 | 0 | 1 | 1 | 3.0 | 9.00 | 0.00 | 0.00 | .000 | 100.0% | 50.0% | 0.0% | 0.00 | 2.24 | 3.57 | ||||||
| 2026 | BOS | A+ | 26 | 0 | 1 | 0 | 5 | 0 | 10.1 | 9.58 | 3.48 | 0.87 | .345 | 66.2% | 46.7% | 20.0% | 5.23 | 3.91 | 3.57 | ||||||
| 2026 | BOS | AAA | 26 | 2 | 2 | 0 | 28 | 5 | 45.1 | 9.13 | 5.76 | 1.99 | .234 | 77.8% | 31.4% | 21.7% | 4.76 | 5.58 | 6.44 | 5.41 | |||||
| 2026 | BOS | MiLB | 26 | 2 | 3 | 0 | 34 | 6 | 58.2 | 9.20 | 5.06 | 1.69 | .247 | 75.4% | 35.1% | 20.4% | 4.60 | 5.58 | 5.78 | 5.00 | |||||
| 2026 | Steamer | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.0 | 6.87 | 4.26 | 1.36 | .298 | 69.7% | 5.16 | 5.09 | 0.0 | ||||||||
| 2026 | OOPSY | ROS | 26 | 0 | 0 | 0 | 1 | 0 | 1.6 | 7.24 | 4.13 | 1.39 | .295 | 67.5% | 5.16 | 5.06 | 0.0 |
Preseason ProjectionsIn-Season ProjectionsMinor Leagues
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | OAK | R | 2 | 3 | 8.00 | 13 | 7 | 0 | 0 | 0 | 1 | 0 | 27.0 | 129 | 39 | 27 | 24 | 2 | 8 | 0 | 1 | 4 | 1 | 25 | |
| 2018 | OAK | R | 3 | 4 | 3.71 | 13 | 10 | 0 | 0 | 0 | 0 | 0 | 51.0 | 220 | 58 | 27 | 21 | 1 | 13 | 0 | 2 | 6 | 1 | 43 | |
| 2019 | OAK | R | 2 | 1 | 3.60 | 4 | 2 | 0 | 0 | 1 | 0 | 0 | 15.0 | 58 | 14 | 6 | 6 | 1 | 0 | 0 | 0 | 1 | 0 | 17 | |
| 2019 | OAK | A- | 0 | 4 | 5.79 | 11 | 6 | 0 | 0 | 0 | 0 | 1 | 37.1 | 165 | 44 | 28 | 24 | 5 | 11 | 0 | 3 | 3 | 0 | 29 | |
| 2019 | OAK | MiLB | 2 | 5 | 5.16 | 15 | 8 | 0 | 0 | 1 | 0 | 1 | 52.1 | 223 | 58 | 34 | 30 | 6 | 11 | 0 | 3 | 4 | 0 | 46 | |
| 2021 | OAK | A | 3 | 6 | 5.97 | 16 | 11 | 0 | 0 | 0 | 0 | 0 | 75.1 | 333 | 90 | 56 | 50 | 12 | 20 | 0 | 7 | 7 | 0 | 70 | |
| 2021 | OAK | A+ | 2 | 1 | 5.86 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 27.2 | 123 | 35 | 18 | 18 | 4 | 10 | 0 | 1 | 0 | 0 | 20 | |
| 2021 | OAK | MiLB | 5 | 7 | 5.94 | 22 | 16 | 0 | 0 | 0 | 0 | 0 | 103.0 | 456 | 125 | 74 | 68 | 16 | 30 | 0 | 8 | 7 | 0 | 90 | |
| 2022 | OAK | A+ | 5 | 8 | 6.17 | 27 | 11 | 0 | 0 | 3 | 0 | 0 | 93.1 | 422 | 103 | 69 | 64 | 16 | 33 | 0 | 6 | 5 | 0 | 79 | |
| 2024 | STL | A+ | 2 | 3 | 2.34 | 24 | 0 | 0 | 0 | 8 | 4 | 2 | 34.2 | 149 | 34 | 16 | 9 | 3 | 9 | 0 | 1 | 1 | 0 | 44 | |
| 2024 | STL | AA | 0 | 0 | 45.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 9 | 4 | 5 | 5 | 2 | 2 | 0 | 0 | 1 | 0 | 3 | |
| 2024 | STL | MiLB | 2 | 3 | 3.53 | 25 | 0 | 0 | 0 | 8 | 4 | 2 | 35.2 | 158 | 38 | 21 | 14 | 5 | 11 | 0 | 1 | 2 | 0 | 47 | |
| 2025 | STL | AA | 4 | 3 | 3.74 | 28 | 4 | 0 | 0 | 4 | 2 | 1 | 43.1 | 183 | 35 | 22 | 18 | 6 | 15 | 0 | 1 | 2 | 0 | 48 | |
| 2025 | STL | AAA | 0 | 1 | 9.20 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 14.2 | 75 | 23 | 16 | 15 | 5 | 9 | 0 | 0 | 1 | 0 | 14 | |
| 2025 | STL | MiLB | 4 | 4 | 5.12 | 40 | 4 | 0 | 0 | 4 | 2 | 1 | 58.0 | 258 | 58 | 38 | 33 | 11 | 24 | 0 | 1 | 3 | 0 | 62 | |
| 2026 | Steamer | PROJ | 0 | 0 | 4.98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | |||
| 2026 | ZiPS | PROJ | 4 | 4 | 4.75 | 31 | 5 | 0 | 0 | 58.7 | 260 | 63 | 34 | 31 | 8 | 21 | 0 | 3 | 3 | 0 | 43 | ||||
| 2026 | OOPSY | PROJ | 0 | 0 | 4.87 | 1 | 0 | 0 | 0 | 0 | 1.4 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | BOS | CPX | 0 | 0 | 0.00 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 3.0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 2026 | BOS | A+ | 0 | 1 | 5.23 | 5 | 0 | 0 | 0 | 0 | 1 | 0 | 10.1 | 45 | 11 | 6 | 6 | 1 | 4 | 0 | 0 | 0 | 0 | 11 | |
| 2026 | BOS | AAA | 2 | 2 | 4.76 | 28 | 5 | 0 | 0 | 0 | 3 | 3 | 45.1 | 199 | 36 | 26 | 24 | 10 | 29 | 1 | 3 | 0 | 0 | 46 | |
| 2026 | BOS | MiLB | 2 | 3 | 4.60 | 34 | 6 | 0 | 0 | 0 | 4 | 3 | 58.2 | 253 | 47 | 32 | 30 | 11 | 33 | 1 | 3 | 0 | 0 | 60 | |
| 2026 | Steamer | ROS | 0 | 0 | 5.16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.16 | 1 | 0 | 0 | 0 | 0 | 1.6 | 7 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | OAK | R | 2 | 3 | 8.00 | 13 | 7 | 0 | 0 | 0 | 1 | 0 | 27.0 | 129 | 39 | 27 | 24 | 2 | 8 | 0 | 1 | 4 | 1 | 25 | |
| 2018 | OAK | R | 3 | 4 | 3.71 | 13 | 10 | 0 | 0 | 0 | 0 | 0 | 51.0 | 220 | 58 | 27 | 21 | 1 | 13 | 0 | 2 | 6 | 1 | 43 | |
| 2019 | OAK | R | 2 | 1 | 3.60 | 4 | 2 | 0 | 0 | 1 | 0 | 0 | 15.0 | 58 | 14 | 6 | 6 | 1 | 0 | 0 | 0 | 1 | 0 | 17 | |
| 2019 | OAK | A- | 0 | 4 | 5.79 | 11 | 6 | 0 | 0 | 0 | 0 | 1 | 37.1 | 165 | 44 | 28 | 24 | 5 | 11 | 0 | 3 | 3 | 0 | 29 | |
| 2019 | OAK | MiLB | 2 | 5 | 5.16 | 15 | 8 | 0 | 0 | 1 | 0 | 1 | 52.1 | 223 | 58 | 34 | 30 | 6 | 11 | 0 | 3 | 4 | 0 | 46 | |
| 2021 | OAK | A | 3 | 6 | 5.97 | 16 | 11 | 0 | 0 | 0 | 0 | 0 | 75.1 | 333 | 90 | 56 | 50 | 12 | 20 | 0 | 7 | 7 | 0 | 70 | |
| 2021 | OAK | A+ | 2 | 1 | 5.86 | 6 | 5 | 0 | 0 | 0 | 0 | 0 | 27.2 | 123 | 35 | 18 | 18 | 4 | 10 | 0 | 1 | 0 | 0 | 20 | |
| 2021 | OAK | MiLB | 5 | 7 | 5.94 | 22 | 16 | 0 | 0 | 0 | 0 | 0 | 103.0 | 456 | 125 | 74 | 68 | 16 | 30 | 0 | 8 | 7 | 0 | 90 | |
| 2022 | OAK | A+ | 5 | 8 | 6.17 | 27 | 11 | 0 | 0 | 3 | 0 | 0 | 93.1 | 422 | 103 | 69 | 64 | 16 | 33 | 0 | 6 | 5 | 0 | 79 | |
| 2024 | STL | A+ | 2 | 3 | 2.34 | 24 | 0 | 0 | 0 | 8 | 4 | 2 | 34.2 | 149 | 34 | 16 | 9 | 3 | 9 | 0 | 1 | 1 | 0 | 44 | |
| 2024 | STL | AA | 0 | 0 | 45.00 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 9 | 4 | 5 | 5 | 2 | 2 | 0 | 0 | 1 | 0 | 3 | |
| 2024 | STL | MiLB | 2 | 3 | 3.53 | 25 | 0 | 0 | 0 | 8 | 4 | 2 | 35.2 | 158 | 38 | 21 | 14 | 5 | 11 | 0 | 1 | 2 | 0 | 47 | |
| 2025 | STL | AA | 4 | 3 | 3.74 | 28 | 4 | 0 | 0 | 4 | 2 | 1 | 43.1 | 183 | 35 | 22 | 18 | 6 | 15 | 0 | 1 | 2 | 0 | 48 | |
| 2025 | STL | AAA | 0 | 1 | 9.20 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 14.2 | 75 | 23 | 16 | 15 | 5 | 9 | 0 | 0 | 1 | 0 | 14 | |
| 2025 | STL | MiLB | 4 | 4 | 5.12 | 40 | 4 | 0 | 0 | 4 | 2 | 1 | 58.0 | 258 | 58 | 38 | 33 | 11 | 24 | 0 | 1 | 3 | 0 | 62 | |
| 2026 | Steamer | PROJ | 0 | 0 | 4.98 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | |||
| 2026 | ZiPS | PROJ | 4 | 4 | 4.75 | 31 | 5 | 0 | 0 | 58.7 | 260 | 63 | 34 | 31 | 8 | 21 | 0 | 3 | 3 | 0 | 43 | ||||
| 2026 | OOPSY | PROJ | 0 | 0 | 4.87 | 1 | 0 | 0 | 0 | 0 | 1.4 | 6 | 1 | 1 | 1 | 0 | 1 | 0 | 0 | 1 | |||||
| 2026 | BOS | CPX | 0 | 0 | 0.00 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 3.0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | |
| 2026 | BOS | A+ | 0 | 1 | 5.23 | 5 | 0 | 0 | 0 | 0 | 1 | 0 | 10.1 | 45 | 11 | 6 | 6 | 1 | 4 | 0 | 0 | 0 | 0 | 11 | |
| 2026 | BOS | AAA | 2 | 2 | 4.76 | 28 | 5 | 0 | 0 | 0 | 3 | 3 | 45.1 | 199 | 36 | 26 | 24 | 10 | 29 | 1 | 3 | 0 | 0 | 46 | |
| 2026 | BOS | MiLB | 2 | 3 | 4.60 | 34 | 6 | 0 | 0 | 0 | 4 | 3 | 58.2 | 253 | 47 | 32 | 30 | 11 | 33 | 1 | 3 | 0 | 0 | 60 | |
| 2026 | Steamer | ROS | 0 | 0 | 5.16 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1.0 | 4 | 1 | 1 | 1 | 0 | 0 | 0 | 1 | ||||
| 2026 | OOPSY | ROS | 0 | 0 | 5.16 | 1 | 0 | 0 | 0 | 0 | 1.6 | 7 | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 1 |
Preseason ProjectionsIn-Season ProjectionsMinor LeaguesAverages
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | OAK | R | 8.33 | 2.67 | 3.13 | 0.67 | 19.4% | 6.2% | 13.2% | .325 | 1.74 | .398 | 46.5% | 173 | 99 | 4.31 | ||||
| 2018 | OAK | R | 7.59 | 2.29 | 3.31 | 0.18 | 19.5% | 5.9% | 13.6% | .283 | 1.39 | .354 | 64.2% | 85 | 86 | 3.52 | ||||
| 2019 | OAK | R | 10.20 | 0.00 | 17.00 | 0.60 | 29.3% | 0.0% | 29.3% | .241 | 0.93 | .325 | 63.5% | 84 | 68 | 2.87 | ||||
| 2019 | OAK | A- | 6.99 | 2.65 | 2.64 | 1.21 | 17.6% | 6.7% | 10.9% | .291 | 1.47 | .333 | 58.8% | 167 | 134 | 4.71 | ||||
| 2019 | OAK | MiLB | 7.91 | 1.89 | 4.18 | 1.03 | 20.6% | 4.9% | 15.7% | .278 | 1.32 | .331 | 59.7% | 143 | 115 | 4.18 | ||||
| 2021 | OAK | A | 8.36 | 2.39 | 3.50 | 1.43 | 21.0% | 6.0% | 15.0% | .294 | 1.46 | .348 | 60.9% | 119 | 109 | 5.52 | ||||
| 2021 | OAK | A+ | 6.51 | 3.25 | 2.00 | 1.30 | 16.3% | 8.1% | 8.1% | .313 | 1.63 | .352 | 69.3% | 116 | 114 | 5.40 | ||||
| 2021 | OAK | MiLB | 7.86 | 2.62 | 3.00 | 1.40 | 19.7% | 6.6% | 13.2% | .299 | 1.50 | .349 | 63.3% | 118 | 111 | 5.49 | ||||
| 2022 | OAK | A+ | 7.62 | 3.18 | 2.39 | 1.54 | 18.7% | 7.8% | 10.9% | .269 | 1.46 | .302 | 61.0% | 129 | 118 | 5.27 | ||||
| 2024 | STL | A+ | 11.42 | 2.34 | 4.89 | 0.78 | 29.5% | 6.0% | 23.5% | .245 | 1.24 | .337 | 70.4% | 58 | 72 | 2.89 | ||||
| 2024 | STL | AA | 27.00 | 18.00 | 1.50 | 18.00 | 33.3% | 22.2% | 11.1% | .571 | 6.00 | 1.000 | 31.3% | 999 | 689 | 29.41 | ||||
| 2024 | STL | MiLB | 11.86 | 2.78 | 4.27 | 1.26 | 29.7% | 7.0% | 22.8% | .260 | 1.37 | .351 | 67.4% | 86 | 89 | 3.64 | ||||
| 2025 | STL | AA | 9.97 | 3.12 | 3.20 | 1.25 | 26.2% | 8.2% | 18.0% | .210 | 1.15 | .257 | 68.1% | 87 | 95 | 4.14 | ||||
| 2025 | STL | AAA | 8.59 | 5.52 | 1.56 | 3.07 | 18.7% | 12.0% | 6.7% | .348 | 2.18 | .383 | 64.0% | 196 | 167 | 7.86 | ||||
| 2025 | STL | MiLB | 9.62 | 3.72 | 2.58 | 1.71 | 24.0% | 9.3% | 14.7% | .249 | 1.41 | .294 | 66.6% | 114 | 113 | 5.08 | ||||
| 2026 | Steamer | PROJ | 6.91 | 3.67 | 1.89 | 1.35 | 17.4% | 9.2% | 8.2% | .269 | 1.48 | .301 | 69.9% | 4.89 | ||||||
| 2026 | ZiPS | PROJ | 6.59 | 3.22 | 2.05 | 1.23 | 16.5% | 8.1% | 8.5% | .267 | 1.43 | .297 | 68.7% | 4.67 | ||||||
| 2026 | OOPSY | PROJ | 7.52 | 3.82 | 1.97 | 1.35 | 18.6% | 9.4% | 9.1% | .260 | 1.47 | .295 | 69.8% | 4.85 | ||||||
| 2026 | BOS | CPX | 9.00 | 0.00 | 3.00 | 0.00 | 33.3% | 0.0% | 33.3% | .000 | 0.00 | .000 | 100.0% | 0 | 38 | 2.24 | ||||
| 2026 | BOS | A+ | 9.58 | 3.48 | 2.75 | 0.87 | 24.4% | 8.9% | 15.6% | .268 | 1.45 | .345 | 66.2% | 101 | 77 | 3.91 | ||||
| 2026 | BOS | AAA | 9.13 | 5.76 | 1.59 | 1.99 | 23.1% | 14.6% | 8.5% | .216 | 1.43 | .234 | 77.8% | 98 | 134 | 6.44 | ||||
| 2026 | BOS | MiLB | 9.20 | 5.06 | 1.82 | 1.69 | 23.7% | 13.0% | 10.7% | .217 | 1.36 | .247 | 75.4% | 93 | 119 | 5.78 | ||||
| 2026 | Steamer | ROS | 6.87 | 4.26 | 1.61 | 1.36 | 17.0% | 10.6% | 6.5% | .268 | 1.53 | .298 | 69.7% | 5.09 | ||||||
| 2026 | OOPSY | ROS | 7.24 | 4.13 | 1.75 | 1.39 | 18.3% | 10.4% | 7.8% | .262 | 1.48 | .295 | 67.5% | 5.06 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2017 | OAK | R | 8.33 | 2.67 | 3.13 | 0.67 | 19.4% | 6.2% | 13.2% | .325 | 1.74 | .398 | 46.5% | 173 | 99 | 4.31 | ||||
| 2018 | OAK | R | 7.59 | 2.29 | 3.31 | 0.18 | 19.5% | 5.9% | 13.6% | .283 | 1.39 | .354 | 64.2% | 85 | 86 | 3.52 | ||||
| 2019 | OAK | R | 10.20 | 0.00 | 17.00 | 0.60 | 29.3% | 0.0% | 29.3% | .241 | 0.93 | .325 | 63.5% | 84 | 68 | 2.87 | ||||
| 2019 | OAK | A- | 6.99 | 2.65 | 2.64 | 1.21 | 17.6% | 6.7% | 10.9% | .291 | 1.47 | .333 | 58.8% | 167 | 134 | 4.71 | ||||
| 2019 | OAK | MiLB | 7.91 | 1.89 | 4.18 | 1.03 | 20.6% | 4.9% | 15.7% | .278 | 1.32 | .331 | 59.7% | 143 | 115 | 4.18 | ||||
| 2021 | OAK | A | 8.36 | 2.39 | 3.50 | 1.43 | 21.0% | 6.0% | 15.0% | .294 | 1.46 | .348 | 60.9% | 119 | 109 | 5.52 | ||||
| 2021 | OAK | A+ | 6.51 | 3.25 | 2.00 | 1.30 | 16.3% | 8.1% | 8.1% | .313 | 1.63 | .352 | 69.3% | 116 | 114 | 5.40 | ||||
| 2021 | OAK | MiLB | 7.86 | 2.62 | 3.00 | 1.40 | 19.7% | 6.6% | 13.2% | .299 | 1.50 | .349 | 63.3% | 118 | 111 | 5.49 | ||||
| 2022 | OAK | A+ | 7.62 | 3.18 | 2.39 | 1.54 | 18.7% | 7.8% | 10.9% | .269 | 1.46 | .302 | 61.0% | 129 | 118 | 5.27 | ||||
| 2024 | STL | A+ | 11.42 | 2.34 | 4.89 | 0.78 | 29.5% | 6.0% | 23.5% | .245 | 1.24 | .337 | 70.4% | 58 | 72 | 2.89 | ||||
| 2024 | STL | AA | 27.00 | 18.00 | 1.50 | 18.00 | 33.3% | 22.2% | 11.1% | .571 | 6.00 | 1.000 | 31.3% | 999 | 689 | 29.41 | ||||
| 2024 | STL | MiLB | 11.86 | 2.78 | 4.27 | 1.26 | 29.7% | 7.0% | 22.8% | .260 | 1.37 | .351 | 67.4% | 86 | 89 | 3.64 | ||||
| 2025 | STL | AA | 9.97 | 3.12 | 3.20 | 1.25 | 26.2% | 8.2% | 18.0% | .210 | 1.15 | .257 | 68.1% | 87 | 95 | 4.14 | ||||
| 2025 | STL | AAA | 8.59 | 5.52 | 1.56 | 3.07 | 18.7% | 12.0% | 6.7% | .348 | 2.18 | .383 | 64.0% | 196 | 167 | 7.86 | ||||
| 2025 | STL | MiLB | 9.62 | 3.72 | 2.58 | 1.71 | 24.0% | 9.3% | 14.7% | .249 | 1.41 | .294 | 66.6% | 114 | 113 | 5.08 | ||||
| 2026 | Steamer | PROJ | 6.91 | 3.67 | 1.89 | 1.35 | 17.4% | 9.2% | 8.2% | .269 | 1.48 | .301 | 69.9% | 4.89 | ||||||
| 2026 | ZiPS | PROJ | 6.59 | 3.22 | 2.05 | 1.23 | 16.5% | 8.1% | 8.5% | .267 | 1.43 | .297 | 68.7% | 4.67 | ||||||
| 2026 | OOPSY | PROJ | 7.52 | 3.82 | 1.97 | 1.35 | 18.6% | 9.4% | 9.1% | .260 | 1.47 | .295 | 69.8% | 4.85 | ||||||
| 2026 | BOS | CPX | 9.00 | 0.00 | 3.00 | 0.00 | 33.3% | 0.0% | 33.3% | .000 | 0.00 | .000 | 100.0% | 0 | 38 | 2.24 | ||||
| 2026 | BOS | A+ | 9.58 | 3.48 | 2.75 | 0.87 | 24.4% | 8.9% | 15.6% | .268 | 1.45 | .345 | 66.2% | 101 | 77 | 3.91 | ||||
| 2026 | BOS | AAA | 9.13 | 5.76 | 1.59 | 1.99 | 23.1% | 14.6% | 8.5% | .216 | 1.43 | .234 | 77.8% | 98 | 134 | 6.44 | ||||
| 2026 | BOS | MiLB | 9.20 | 5.06 | 1.82 | 1.69 | 23.7% | 13.0% | 10.7% | .217 | 1.36 | .247 | 75.4% | 93 | 119 | 5.78 | ||||
| 2026 | Steamer | ROS | 6.87 | 4.26 | 1.61 | 1.36 | 17.0% | 10.6% | 6.5% | .268 | 1.53 | .298 | 69.7% | 5.09 | ||||||
| 2026 | OOPSY | ROS | 7.24 | 4.13 | 1.75 | 1.39 | 18.3% | 10.4% | 7.8% | .262 | 1.48 | .295 | 67.5% | 5.06 |

